:root {
  --primary: #168A3A;
  --primary-dark: #0F5F2A;
  --primary-soft: #EAF8EF;
  --primary-tint: #F3FBF5;
  --ink: #102A43;
  --muted: #526579;
  --line: #D8EADD;
  --white: #FFFFFF;
  --green: #39B54A;
  --red: #DC2626;
  --yellow: #F59E0B;
  --cyan: #39B54A;
  --shadow-sm: 0 10px 24px rgba(16, 42, 67, 0.08);
  --shadow-md: 0 18px 45px rgba(16, 42, 67, 0.12);
  --shadow-blue: 0 18px 46px rgba(22, 138, 58, 0.18);
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 22px;
}

/* Hind Siliguri webfont declarations (fonts located in wwwroot/font/Hind_Siliguri) */
@font-face {
  font-family: 'Hind Siliguri';
  src: url('../font/Hind_Siliguri/HindSiliguri-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Hind Siliguri';
  src: url('../font/Hind_Siliguri/HindSiliguri-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Hind Siliguri';
  src: url('../font/Hind_Siliguri/HindSiliguri-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Hind Siliguri';
  src: url('../font/Hind_Siliguri/HindSiliguri-SemiBold.ttf') format('truetype');
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Hind Siliguri';
  src: url('../font/Hind_Siliguri/HindSiliguri-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: 'Hind Siliguri', "Noto Sans Bengali", "SolaimanLipi", "Segoe UI", sans-serif;
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: 0;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-dark);
}

strong,
b,
.fw-bold {
  font-weight: 600 !important;
}

img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(1180px, calc(100% - 32px));
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(221, 231, 246, 0.9);
  backdrop-filter: blur(16px);
}

.site-navbar {
  min-height: 76px;
  padding: 10px 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  max-width: 280px;
  color: var(--ink);
  font-weight: 600;
  line-height: 1.25;
  white-space: normal;
}

.brand-icon {
  display: grid;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-blue);
}

.brand-logo {
  display: block;
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  object-fit: cover;
  border-radius: 10px;
  box-shadow: var(--shadow-blue);
}

.main-nav {
  gap: 4px;
}

.main-nav .nav-link {
  position: relative;
  color: var(--ink);
  font-weight: 500;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.main-nav .nav-link::after {
  position: absolute;
  right: 14px;
  bottom: 5px;
  left: 14px;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  border-radius: 999px;
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.main-nav .nav-link:hover,
.main-nav .nav-link:focus,
.main-nav .nav-link.active {
  color: var(--primary);
  background: var(--primary-soft);
  transform: translateY(-1px);
}

.main-nav .nav-link:hover::after,
.main-nav .nav-link:focus::after,
.main-nav .nav-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-actions,
.auth-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.icon-button {
  position: relative;
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.icon-button:hover {
  color: var(--primary);
  border-color: rgba(22, 138, 58, 0.35);
  box-shadow: var(--shadow-blue);
  transform: translateY(-2px);
}

.cart-badge {
  position: absolute;
  top: -7px;
  right: -7px;
  display: grid;
  min-width: 22px;
  height: 22px;
  place-items: center;
  padding: 0 6px;
  color: var(--white);
  background: var(--red);
  border: 2px solid var(--white);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.btn {
  min-height: 42px;
  border-radius: var(--radius-md);
  font-weight: 500;
  letter-spacing: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-icon,
.menu-icon {
  display: inline-grid;
  width: 1.15em;
  min-width: 1.15em;
  place-items: center;
  margin-right: 0.45rem;
  line-height: 1;
  font-weight: 600;
}

.dropdown-item .btn-icon,
.admin-menu .menu-icon {
  margin-right: 0.55rem;
}

.btn-primary-main {
  color: var(--white);
  background: var(--primary);
  border: 1px solid var(--primary);
  box-shadow: var(--shadow-blue);
}

.btn-primary-main:hover,
.btn-primary-main:focus {
  color: var(--white);
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.btn-primary-soft {
  color: var(--primary);
  background: var(--primary-soft);
  border: 1px solid rgba(22, 138, 58, 0.16);
}

.btn-primary-soft:hover,
.btn-primary-soft:focus {
  color: var(--white);
  background: var(--primary);
}

.btn-ghost {
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
}

.btn-ghost:hover,
.btn-ghost:focus {
  color: var(--primary);
  border-color: rgba(22, 138, 58, 0.35);
  box-shadow: var(--shadow-sm);
}

.btn-google {
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.btn-google::before {
  content: "G";
  display: inline-grid;
  width: 24px;
  height: 24px;
  margin-right: 8px;
  place-items: center;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-weight: 600;
}

.user-button {
  color: var(--ink);
  background: var(--primary-soft);
  border: 1px solid rgba(22, 138, 58, 0.15);
}

.dropdown-menu {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.premium-hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 84px;
  background:
    radial-gradient(circle at 78% 16%, rgba(57, 181, 74, 0.18), transparent 28%),
    radial-gradient(circle at 12% 82%, rgba(245, 158, 11, 0.14), transparent 24%),
    linear-gradient(135deg, #ffffff 0%, #f5f8ff 46%, #e7f0ff 100%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.88fr);
  gap: 52px;
  align-items: center;
}

.hero-badge,
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-weight: 600;
}

.hero-badge {
  padding: 8px 14px;
  background: var(--white);
  border: 1px solid rgba(22, 138, 58, 0.16);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}

.hero-text h1 {
  margin: 20px 0 18px;
  max-width: 680px;
  color: var(--ink);
  font-size: 58px;
  line-height: 1.12;
  font-weight: 600;
}

.hero-text h1 span {
  display: block;
  color: var(--primary);
}

.hero-text p {
  max-width: 650px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.hero-actions,
.course-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-trust span {
  padding: 7px 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 500;
}

.hero-visual {
  min-width: 0;
}

.hero-image-card,
.hero-laptop-card {
  position: relative;
  padding: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(221, 231, 246, 0.95);
  border-radius: 22px;
  box-shadow: var(--shadow-md);
}

.hero-image-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 18px;
}

.hero-floating-card,
.student-mini-card,
.tech-chip {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.hero-floating-card {
  left: -20px;
  bottom: 28px;
  padding: 14px 18px;
  border-radius: 18px;
}

.hero-floating-card strong,
.hero-floating-card span,
.student-mini-card strong,
.student-mini-card span {
  display: block;
}

.hero-laptop-card {
  min-height: 390px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #ffffff, #f2fbf5);
}

.laptop-screen {
  width: min(360px, 90%);
  padding: 34px;
  background: #06170C;
  border: 10px solid var(--white);
  border-radius: 20px;
  box-shadow: var(--shadow-md);
}

.laptop-screen span {
  display: block;
  height: 18px;
  margin: 14px 0;
  background: linear-gradient(90deg, var(--primary), var(--cyan));
  border-radius: 999px;
}

.laptop-screen span:nth-child(2) {
  width: 72%;
  background: var(--yellow);
}

.laptop-screen span:nth-child(3) {
  width: 56%;
  background: var(--green);
}

.student-mini-card {
  top: 28px;
  right: -16px;
  padding: 14px 18px;
  border-radius: 18px;
}

.tech-chip {
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 600;
}

.chip-a { left: 18px; top: 54px; color: var(--primary); }
.chip-b { left: -12px; bottom: 86px; color: var(--green); }
.chip-c { right: 22px; bottom: 36px; color: var(--yellow); }

.hero-shape {
  position: absolute;
  border-radius: 22px;
  border: 1px solid rgba(22, 138, 58, 0.14);
  background: rgba(255, 255, 255, 0.42);
  animation: float 7s ease-in-out infinite;
}

.shape-one { width: 150px; height: 150px; left: 7%; top: 12%; }
.shape-two { width: 96px; height: 96px; right: 9%; top: 18%; animation-delay: 1s; }
.shape-three { width: 120px; height: 120px; left: 44%; bottom: 8%; animation-delay: 1.8s; }

.stats-strip {
  margin-top: -42px;
  position: relative;
  z-index: 3;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.stat-card strong {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  min-height: 52px;
  padding: 2px 4px 4px 2px;
  color: var(--primary);
  font-size: 34px;
  line-height: 1.32;
  font-weight: 600;
  white-space: nowrap;
  overflow: visible;
}

.stat-card .count-up {
  display: inline-block;
  overflow: visible;
}

.stat-card .stat-suffix {
  color: var(--primary);
  font-size: 0.9em;
  line-height: 1;
}

.stat-card span:last-child,
.stat-card .stat-label {
  color: var(--muted);
  font-weight: 500;
}

.feature-bar-section {
  padding: 54px 0 18px;
}

.feature-bar {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.feature-pill,
.why-card,
.service-card,
.content-card,
.story-card,
.contact-cta,
.certificate-cta,
.course-content-card,
.course-sidebar,
.empty-state {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.feature-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 76px;
  padding: 18px;
  font-weight: 600;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.feature-pill span,
.why-card span,
.service-card span {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 14px;
  font-size: 13px;
  font-weight: 600;
}

.feature-pill:hover,
.public-course-card:hover,
.why-card:hover,
.service-card:hover,
.content-card:hover {
  border-color: rgba(22, 138, 58, 0.32);
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}

.section-pad {
  padding: 86px 0;
}

.blue-soft-band,
.green-soft-band,
.light-band {
  background: var(--primary-tint);
}

.section-title {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-title-center {
  margin-inline: auto;
  text-align: center;
}

.section-title h2,
.story-card h2,
.certificate-cta h2,
.contact-cta h2,
.page-hero-copy h1,
.course-details-copy h1 {
  margin: 10px 0 14px;
  color: var(--ink);
  font-size: 38px;
  line-height: 1.22;
  font-weight: 600;
}

.section-title p,
.story-card p,
.why-card p,
.service-card p,
.content-card p,
.page-hero-copy p,
.course-details-copy p {
  color: var(--muted);
}

.public-course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.public-course-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.course-media {
  position: relative;
  display: block;
  overflow: hidden;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
}

.course-media img,
.course-media-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.36s ease;
}

.public-course-card:hover .course-media img,
.public-course-card:hover .course-media-placeholder {
  transform: scale(1.05);
}

.course-media-placeholder {
  display: grid;
  place-items: center;
  text-align: center;
}

.course-media-placeholder span {
  display: block;
  font-size: 36px;
  font-weight: 600;
}

.course-category-pill {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 11px;
  color: var(--primary);
  background: var(--white);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.course-body {
  padding: 22px;
}

.course-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.course-badges span {
  padding: 5px 9px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.course-body h3 {
  margin: 14px 0 10px;
  font-size: 21px;
  line-height: 1.35;
  font-weight: 600;
}

.course-body h3 a {
  color: var(--ink);
}

.course-body p {
  min-height: 54px;
  color: var(--muted);
}

.course-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--yellow);
  font-weight: 600;
}

.course-price-row {
  display: flex;
  justify-content: space-between;
  margin-top: 14px;
}

.course-price-row strong,
.details-price strong {
  color: var(--primary);
  font-size: 24px;
  font-weight: 600;
}

.course-price-row del,
.details-price del {
  margin-left: 8px;
  color: var(--muted);
}

.course-actions {
  margin-top: 18px;
}

.course-actions form {
  margin: 0;
}

.section-action {
  margin-top: 34px;
  text-align: center;
}

.pager-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 26px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.pager-summary {
  color: var(--muted);
  font-size: 14px;
}

.pager-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pager-link,
.pager-ellipsis {
  display: inline-grid;
  min-width: 38px;
  height: 38px;
  place-items: center;
  padding: 0 10px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-weight: 500;
  line-height: 1;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.pager-link:hover,
.pager-link.active {
  color: var(--white);
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.pager-link.disabled {
  pointer-events: none;
  color: var(--muted);
  background: var(--primary-tint);
  opacity: 0.55;
}

.pager-ellipsis {
  border-color: transparent;
  background: transparent;
}

.why-grid,
.service-grid,
.value-grid,
.content-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.service-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.content-grid,
.value-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.why-card,
.service-card,
.content-card,
.story-card {
  padding: 28px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.why-card h3,
.service-card h2,
.content-card h2 {
  margin: 18px 0 10px;
  font-size: 22px;
  font-weight: 600;
}

.cta-grid,
.about-grid,
.course-details-grid,
.course-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.86fr);
  gap: 28px;
  align-items: stretch;
}

.certificate-cta,
.contact-cta,
.course-content-card,
.course-sidebar {
  padding: 32px;
}

.certificate-cta {
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: transparent;
}

.certificate-cta .section-kicker,
.certificate-cta h2,
.certificate-cta p {
  color: var(--white);
}

.about-highlights {
  display: grid;
  gap: 16px;
}

.about-highlights div {
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.about-highlights strong,
.about-highlights span {
  display: block;
}

.about-highlights strong {
  color: var(--primary);
  font-size: 26px;
  font-weight: 600;
}

.location-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1fr);
  gap: 28px;
  align-items: stretch;
}

.map-card {
  overflow: hidden;
  min-height: 380px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.map-card iframe {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 380px;
}

.public-page-hero,
.course-details-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0;
  background:
    radial-gradient(circle at 88% 12%, rgba(57, 181, 74, 0.18), transparent 28%),
    linear-gradient(135deg, #ffffff, #f2fbf5);
}

.public-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0 0 28px;
  list-style: none;
}

.public-breadcrumb li {
  color: var(--muted);
  font-weight: 500;
}

.public-breadcrumb li + li::before {
  content: "/";
  margin-right: 10px;
  color: #9AAFC7;
}

.page-hero-copy {
  max-width: 790px;
}

.course-filter-panel {
  display: grid;
  grid-template-columns: minmax(220px, 1.35fr) repeat(4, minmax(150px, 1fr)) auto;
  gap: 14px;
  align-items: end;
  padding: 20px;
  margin-bottom: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.filter-field label {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-weight: 600;
}

.filter-actions {
  display: flex;
  gap: 10px;
}

.form-control,
.form-select {
  min-height: 48px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.form-control:focus,
.form-select:focus,
.form-check-input:focus {
  border-color: rgba(22, 138, 58, 0.55);
  box-shadow: 0 0 0 0.22rem rgba(22, 138, 58, 0.14);
}

.form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.category-tabs a {
  padding: 8px 13px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 600;
}

.category-tabs a.active,
.category-tabs a:hover {
  color: var(--white);
  background: var(--primary);
  border-color: var(--primary);
}

.empty-state {
  padding: 44px;
  text-align: center;
}

.course-details-grid {
  align-items: center;
}

.details-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0;
}

.details-meta span {
  padding: 7px 12px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-weight: 600;
}

.details-price {
  display: flex;
  align-items: baseline;
  margin-bottom: 20px;
}

.course-details-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.course-details-media img,
.course-details-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.course-details-placeholder {
  display: grid;
  place-items: center;
  padding: 30px;
  color: var(--white);
  text-align: center;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
}

.course-details-placeholder strong,
.course-details-placeholder span {
  display: block;
}

.course-details-placeholder strong {
  font-size: 52px;
  font-weight: 600;
}

.course-content-grid {
  align-items: start;
}

.course-content-card h2,
.course-sidebar h2 {
  margin: 0 0 14px;
  font-size: 24px;
  font-weight: 600;
}

.course-outline {
  white-space: pre-line;
  color: var(--muted);
}

.certificate-notice {
  margin-top: 24px;
  padding: 16px;
  color: var(--green);
  background: rgba(22, 163, 74, 0.10);
  border: 1px solid rgba(22, 163, 74, 0.22);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.course-sidebar dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

.course-sidebar dl div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.course-sidebar dt {
  color: var(--muted);
}

.course-sidebar dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  text-align: right;
}

.software-hero,
.software-details-hero {
  overflow: hidden;
  padding: 74px 0;
  background:
    linear-gradient(135deg, rgba(234, 248, 239, 0.96), rgba(255, 255, 255, 0.98)),
    repeating-linear-gradient(90deg, rgba(16, 42, 67, 0.05) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(16, 42, 67, 0.04) 0 1px, transparent 1px 72px);
}

.software-hero-grid,
.software-details-grid,
.software-detail-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  gap: 34px;
  align-items: center;
}

.software-hero-copy h1,
.software-details-copy h1 {
  margin: 10px 0 14px;
  color: var(--ink);
  font-size: 42px;
  line-height: 1.2;
  font-weight: 600;
}

.software-hero-copy p,
.software-details-copy p {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
}

.software-hero-visual {
  display: grid;
  gap: 16px;
}

.software-window {
  display: grid;
  gap: 12px;
  min-height: 280px;
  padding: 24px;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(16, 42, 67, 0.96), rgba(15, 95, 42, 0.92)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 46px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.software-window span {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 5px;
  background: var(--yellow);
  border-radius: 999px;
}

.software-window span:nth-child(2) {
  background: var(--green);
}

.software-window span:nth-child(3) {
  background: #38BDF8;
}

.software-window strong {
  align-self: end;
  font-size: 30px;
  line-height: 1.2;
  font-weight: 600;
}

.software-window small {
  max-width: 360px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 15px;
}

.software-metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.software-metric-strip span {
  padding: 14px;
  color: var(--primary-dark);
  text-align: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.software-filter-panel {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(180px, 0.32fr) auto;
  gap: 14px;
  align-items: end;
  padding: 20px;
  margin-bottom: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.software-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.software-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.software-card:hover {
  border-color: rgba(22, 138, 58, 0.32);
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
}

.software-card-media {
  position: relative;
  display: block;
  overflow: hidden;
  color: var(--white);
  background: linear-gradient(135deg, #102A43, var(--primary));
}

.software-card-media img,
.software-card-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.36s ease;
}

.software-card:hover .software-card-media img,
.software-card:hover .software-card-placeholder {
  transform: scale(1.05);
}

.software-card-placeholder {
  display: grid;
  place-items: center;
  padding: 24px;
  text-align: center;
  background:
    linear-gradient(135deg, #102A43, var(--primary-dark)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.10) 0 1px, transparent 1px 36px);
}

.software-card-placeholder span {
  display: grid;
  width: 74px;
  height: 74px;
  place-items: center;
  color: var(--ink);
  background: var(--white);
  border-radius: 20px;
  font-size: 27px;
  font-weight: 600;
}

.software-card-placeholder small {
  max-width: 260px;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 600;
}

.software-featured-pill {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 11px;
  color: var(--ink);
  background: var(--yellow);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.software-card-body {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.software-card-body h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.35;
  font-weight: 600;
}

.software-card-body h2 a {
  color: var(--ink);
}

.software-card-body p {
  min-height: 54px;
  margin: 0;
  color: var(--muted);
}

.software-card-footer,
.software-card-actions,
.software-details-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.software-card-footer {
  justify-content: space-between;
}

.software-card-footer > span {
  color: var(--primary);
  font-weight: 600;
}

.software-details-media {
  overflow: hidden;
  background: linear-gradient(135deg, #102A43, var(--primary-dark));
  border: 1px solid rgba(16, 42, 67, 0.08);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.software-details-media img,
.software-details-media .software-card-placeholder {
  width: 100%;
  min-height: 330px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.software-detail-content {
  align-items: start;
}

.software-detail-main,
.software-inquiry-panel {
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.software-detail-main h2,
.software-inquiry-panel h2 {
  margin: 0 0 14px;
  font-size: 25px;
  font-weight: 600;
}

.software-detail-main p,
.software-feature-list {
  color: var(--muted);
  white-space: pre-line;
}

.software-feature-list {
  padding: 18px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.software-inquiry-panel {
  position: sticky;
  top: 96px;
}

.software-inquiry-panel dl {
  display: grid;
  gap: 12px;
  margin: 0 0 20px;
}

.software-inquiry-panel dl div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.software-inquiry-panel dt {
  color: var(--muted);
}

.software-inquiry-panel dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  text-align: right;
}

.admin-software-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-software-cell img {
  width: 72px;
  height: 52px;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.admin-software-cell strong,
.admin-software-cell small {
  display: block;
}

.admin-check-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.contact-honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.auth-section {
  display: grid;
  min-height: calc(100vh - 76px);
  place-items: center;
  padding: 70px 16px;
  background: var(--primary-tint);
}

.auth-panel,
.settings-form,
.table-shell,
.verification-result,
.verify-form,
.admin-tile {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.auth-panel {
  width: min(620px, 100%);
  padding: 34px;
}

.auth-heading h1 {
  margin: 10px 0;
  font-size: 32px;
  font-weight: 600;
}

.auth-heading p,
.auth-switch {
  color: var(--muted);
}

.stacked-form,
.settings-form {
  display: grid;
  gap: 18px;
}

.settings-form,
.table-shell,
.verify-form,
.verification-result {
  padding: 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.dashboard-hero {
  padding: 72px 0;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.dashboard-hero .eyebrow,
.dashboard-hero h1,
.dashboard-hero p {
  color: var(--white);
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.admin-tile {
  display: block;
  padding: 28px;
  color: var(--ink);
}

.admin-tile span {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--white);
  background: var(--primary);
  border-radius: 16px;
}

.site-footer {
  padding: 58px 0 24px;
  color: rgba(255, 255, 255, 0.86);
  background: #06170C;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 28px;
}

.footer-brand,
.site-footer h2 {
  color: var(--white);
  font-size: 22px;
  font-weight: 600;
}

.site-footer h2 {
  margin-bottom: 14px;
  font-size: 18px;
}

.site-footer p {
  margin: 0 0 8px;
}

.social-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.social-links a {
  color: var(--white);
  padding: 6px 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-bottom a {
  color: var(--white);
}

.whatsapp-float,
.back-to-top {
  position: fixed;
  z-index: 1100;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 999px;
  box-shadow: 0 14px 30px rgba(16, 42, 67, 0.20);
}

.whatsapp-float {
  right: 24px;
  bottom: 24px;
  width: 58px;
  height: 58px;
  color: var(--white);
  background: var(--green);
}

.whatsapp-icon {
  font-size: 26px;
}

.whatsapp-tooltip {
  position: absolute;
  right: 68px;
  width: max-content;
  max-width: 220px;
  padding: 8px 12px;
  color: var(--white);
  background: var(--ink);
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.whatsapp-float:hover {
  color: var(--white);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

.back-to-top {
  right: 24px;
  bottom: 92px;
  width: 44px;
  height: 44px;
  color: var(--white);
  background: var(--primary);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.reveal,
.reveal-left,
.reveal-right,
.fade-up {
  opacity: 0;
  transition: opacity 0.72s ease, transform 0.72s ease;
}

.reveal,
.fade-up {
  transform: translateY(24px);
}

.reveal-left {
  transform: translateX(-30px);
}

.reveal-right {
  transform: translateX(30px);
}

.reveal.visible,
.reveal-left.visible,
.reveal-right.visible,
.fade-up.visible {
  opacity: 1;
  transform: translate(0, 0);
}

.floating {
  animation: float 6s ease-in-out infinite;
}

.pulse {
  animation: pulse 2.2s infinite;
}

[data-payment-field] {
  display: none;
}

[data-payment-field].visible {
  display: block;
}

.flash-messages {
  position: fixed;
  top: 92px;
  right: 24px;
  z-index: 1200;
  width: min(380px, calc(100% - 32px));
}

.flash-message {
  margin-bottom: 10px;
  padding: 14px 16px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 5px solid var(--primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-weight: 500;
  animation: slideIn 0.32s ease both;
}

.flash-success {
  border-left-color: var(--green);
}

.flash-info {
  border-left-color: var(--primary);
}

.flash-error {
  border-left-color: var(--red);
}

.cart-layout,
.checkout-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.38fr);
  gap: 28px;
  align-items: start;
}

.cart-items-list,
.checkout-form {
  display: grid;
  gap: 18px;
}

.cart-item-card,
.cart-summary,
.checkout-panel,
.checkout-summary,
.order-success-card,
.empty-cart-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.cart-item-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 18px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.cart-item-card:hover {
  border-color: rgba(22, 138, 58, 0.32);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.cart-item-media {
  display: grid;
  overflow: hidden;
  min-height: 104px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: var(--radius-lg);
  font-size: 28px;
  font-weight: 600;
}

.cart-item-media img {
  width: 100%;
  height: 116px;
  object-fit: cover;
}

.course-code-pill {
  display: inline-flex;
  padding: 5px 10px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.cart-item-body h2 {
  margin: 10px 0 6px;
  font-size: 22px;
  font-weight: 600;
}

.cart-item-body h2 a {
  color: var(--ink);
}

.cart-item-body p {
  margin: 0;
  color: var(--muted);
}

.cart-item-price {
  display: grid;
  gap: 12px;
  justify-items: end;
}

.cart-item-price strong,
.summary-row.total strong {
  color: var(--primary);
  font-size: 24px;
  font-weight: 600;
}

.cart-summary,
.checkout-summary {
  position: sticky;
  top: 98px;
  display: grid;
  gap: 14px;
  padding: 28px;
}

.cart-summary h2,
.checkout-panel h2,
.checkout-summary h2 {
  margin: 0;
  font-size: 24px;
  font-weight: 600;
}

.summary-row,
.checkout-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.summary-row span,
.checkout-item span {
  color: var(--muted);
  font-weight: 500;
}

.summary-row strong,
.checkout-item strong {
  color: var(--ink);
  font-weight: 600;
  text-align: right;
}

.summary-row.total {
  border-bottom: 0;
}

.empty-cart-card,
.order-success-card {
  width: min(760px, 100%);
  margin: 0 auto;
  padding: 46px;
  text-align: center;
}

.empty-cart-visual {
  position: relative;
  display: grid;
  width: 126px;
  height: 126px;
  margin: 0 auto 22px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 32px;
  box-shadow: var(--shadow-blue);
}

.empty-cart-visual span {
  font-size: 42px;
}

.empty-cart-visual i {
  position: absolute;
  width: 18px;
  height: 18px;
  background: var(--yellow);
  border-radius: 999px;
}

.empty-cart-visual i:nth-child(2) {
  left: 20px;
  bottom: 20px;
}

.empty-cart-visual i:nth-child(3) {
  right: 20px;
  bottom: 20px;
}

.empty-cart-card h2,
.order-success-card h1 {
  margin: 0 0 12px;
  font-size: 34px;
  font-weight: 600;
}

.empty-cart-card p,
.order-success-card p {
  color: var(--muted);
}

.checkout-panel,
.checkout-summary {
  padding: 28px;
}

.student-info-grid,
.payment-method-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.student-info-grid div {
  padding: 16px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.student-info-grid span,
.success-details span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}

.student-info-grid strong,
.success-details strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.payment-method-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.payment-method-card {
  position: relative;
  display: grid;
  gap: 6px;
  min-height: 150px;
  padding: 20px;
  cursor: pointer;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease, background-color 0.24s ease;
}

.payment-method-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.payment-method-card.selected,
.payment-method-card:hover {
  background: var(--primary-soft);
  border-color: rgba(22, 138, 58, 0.45);
  box-shadow: var(--shadow-blue);
  transform: translateY(-3px);
}

.payment-icon {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 16px;
  font-weight: 600;
}

.payment-method-card strong {
  font-size: 18px;
  font-weight: 600;
}

.payment-method-card small {
  color: var(--muted);
  font-weight: 500;
}

.payment-fields {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.24s ease, transform 0.24s ease;
}

.payment-fields.visible {
  opacity: 1;
  transform: translateY(0);
}

.instruction-box {
  margin: 18px 0;
  padding: 16px;
  color: var(--primary-dark);
  background: var(--primary-soft);
  border: 1px solid rgba(22, 138, 58, 0.18);
  border-radius: var(--radius-md);
  font-weight: 500;
}

.form-field {
  display: grid;
  gap: 7px;
}

.form-field label {
  color: var(--ink);
  font-weight: 600;
}

.validation-summary ul {
  margin-bottom: 18px;
}

.checkout-items {
  display: grid;
  gap: 4px;
}

.success-icon {
  display: grid;
  width: 112px;
  height: 112px;
  margin: 0 auto 22px;
  place-items: center;
  color: var(--white);
  background: var(--green);
  border-radius: 999px;
  box-shadow: 0 18px 44px rgba(22, 163, 74, 0.25);
}

.success-icon span {
  font-size: 58px;
  font-weight: 600;
}

.success-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 30px 0;
  text-align: left;
}

.success-details div {
  padding: 16px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.success-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.student-hero {
  position: relative;
  overflow: hidden;
  padding: 76px 0;
  color: var(--white);
  background:
    radial-gradient(circle at 82% 20%, rgba(57, 181, 74, 0.32), transparent 28%),
    radial-gradient(circle at 12% 84%, rgba(245, 158, 11, 0.20), transparent 24%),
    linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.student-hero .section-kicker,
.student-hero h1,
.student-hero p {
  color: var(--white);
}

.student-hero h1,
.student-course-detail-hero h1 {
  max-width: 820px;
  margin: 10px 0 12px;
  font-size: 42px;
  line-height: 1.2;
  font-weight: 600;
}

.student-hero p,
.student-course-detail-hero p {
  max-width: 760px;
  margin: 0;
  font-size: 18px;
  opacity: 0.92;
}

.student-shell {
  background: var(--primary-tint);
}

.student-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  padding: 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.student-nav a {
  padding: 10px 14px;
  color: var(--ink);
  border-radius: var(--radius-md);
  font-weight: 500;
}

.student-nav a:hover,
.student-nav a.active {
  color: var(--white);
  background: var(--primary);
  box-shadow: var(--shadow-blue);
}

.student-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.student-stat-card,
.student-panel,
.student-empty-card,
.student-table-card,
.student-course-card,
.student-certificate-card,
.student-profile-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.student-stat-card {
  display: grid;
  gap: 8px;
  padding: 24px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.student-stat-card:hover,
.student-course-card:hover,
.student-certificate-card:hover,
.student-panel:hover {
  border-color: rgba(22, 138, 58, 0.28);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.student-stat-card span {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 16px;
  font-weight: 600;
}

.student-stat-card small {
  color: var(--muted);
  font-weight: 600;
}

.student-stat-card strong {
  color: var(--primary);
  font-size: 32px;
  font-weight: 600;
}

.student-dashboard-grid,
.student-detail-grid,
.student-profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: 24px;
  align-items: start;
}

.student-detail-grid {
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.46fr);
  margin-bottom: 24px;
}

.student-profile-grid {
  grid-template-columns: minmax(280px, 0.38fr) minmax(0, 1fr);
}

.account-profile-grid {
  grid-template-columns: minmax(290px, 0.36fr) minmax(0, 1fr);
}

.account-profile-panels {
  display: grid;
  gap: 22px;
}

.account-profile-hero {
  background:
    radial-gradient(circle at 84% 18%, rgba(57, 181, 74, 0.18), transparent 30%),
    linear-gradient(135deg, #ffffff, #f2fbf5);
}

.student-panel,
.student-table-card,
.student-empty-card,
.student-profile-card {
  padding: 28px;
}

.student-panel {
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.student-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}

.student-panel h2,
.student-panel-head h2,
.student-empty-card h2,
.student-course-card h2,
.student-certificate-card h2,
.student-profile-card h2 {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.3;
  font-weight: 600;
}

.student-panel-head a {
  font-weight: 600;
}

.student-empty-state,
.student-empty-card {
  text-align: center;
}

.student-empty-state {
  padding: 28px;
  color: var(--muted);
  background: var(--primary-tint);
  border: 1px dashed rgba(22, 138, 58, 0.25);
  border-radius: var(--radius-lg);
}

.student-empty-state strong,
.student-empty-card strong {
  display: block;
  color: var(--ink);
  font-size: 20px;
  font-weight: 600;
}

.student-empty-card {
  width: min(780px, 100%);
  margin: 0 auto;
}

.student-list,
.student-course-mini-grid,
.student-order-items,
.student-cert-mini-list {
  display: grid;
  gap: 14px;
}

.student-list-row {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) auto auto auto;
  gap: 14px;
  align-items: center;
  padding: 14px;
  color: var(--ink);
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.student-list-row span:first-child strong,
.student-list-row span:first-child small {
  display: block;
}

.student-list-row small,
.student-meta-list dt,
.student-course-card p,
.student-profile-card p {
  color: var(--muted);
}

.student-list-row em,
.status-badge {
  display: inline-flex;
  width: max-content;
  padding: 5px 10px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-style: normal;
  font-weight: 600;
}

.status-danger {
  color: var(--red);
  background: rgba(220, 38, 38, 0.10);
}

.status-success {
  color: var(--green);
  background: rgba(22, 163, 74, 0.12);
}

.certificate-verify-hero {
  padding: 78px 0;
  background:
    radial-gradient(circle at 82% 22%, rgba(57, 181, 74, 0.18), transparent 28%),
    radial-gradient(circle at 14% 76%, rgba(22, 138, 58, 0.15), transparent 30%),
    linear-gradient(135deg, #ffffff, #f2fbf5);
}

.certificate-verify-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  gap: 34px;
  align-items: center;
}

.certificate-verify-hero h1 {
  margin: 10px 0 16px;
  color: var(--ink);
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 600;
}

.certificate-verify-hero p {
  max-width: 650px;
  color: var(--muted);
  font-size: 19px;
}

.certificate-search-card,
.certificate-empty-guide,
.certificate-result-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.certificate-search-card {
  display: grid;
  gap: 14px;
  padding: 28px;
}

.certificate-search-card label {
  color: var(--ink);
  font-weight: 600;
}

.certificate-search-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.certificate-verify-section {
  background: var(--white);
}

.certificate-empty-guide {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 28px;
}

.certificate-empty-guide span {
  display: grid;
  width: 92px;
  height: 92px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 24px;
  font-weight: 600;
}

.certificate-empty-guide h2,
.certificate-result-card h2 {
  margin: 0 0 10px;
  color: var(--ink);
  font-weight: 600;
}

.certificate-empty-guide p {
  margin: 0;
  color: var(--muted);
}

.certificate-result-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 26px;
  overflow: hidden;
  padding: 30px;
  position: relative;
}

.certificate-result-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 6px;
  background: var(--primary);
}

.certificate-result-card.certificate-valid::before {
  background: var(--green);
}

.certificate-result-card.certificate-invalid::before {
  background: var(--red);
}

.certificate-result-card.compact {
  grid-template-columns: 1fr;
}

.certificate-status-badge {
  display: inline-flex;
  width: max-content;
  margin-bottom: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
}

.certificate-status-badge.valid {
  color: var(--green);
  background: rgba(22, 163, 74, 0.12);
}

.certificate-status-badge.invalid {
  color: var(--red);
  background: rgba(220, 38, 38, 0.10);
}

.certificate-result-message {
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 17px;
  font-weight: 500;
}

.certificate-public-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.certificate-public-list div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.certificate-public-list dt {
  color: var(--muted);
  font-weight: 500;
}

.certificate-public-list dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  text-align: right;
  overflow-wrap: anywhere;
}

.certificate-result-qr {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 12px;
  min-height: 260px;
  padding: 22px;
  background: var(--primary-tint);
  border: 1px solid rgba(22, 138, 58, 0.12);
  border-radius: var(--radius-lg);
}

.certificate-result-qr img {
  width: min(180px, 88%);
  aspect-ratio: 1;
  object-fit: contain;
}

.certificate-result-qr span {
  display: grid;
  width: 144px;
  height: 144px;
  place-items: center;
  color: var(--white);
  background: var(--primary);
  border-radius: 28px;
  font-weight: 600;
}

.certificate-result-qr small {
  color: var(--muted);
  font-weight: 600;
  text-align: center;
}

.student-course-mini,
.student-order-item {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 14px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.student-course-thumb,
.student-course-image,
.certificate-qr-box {
  display: grid;
  overflow: hidden;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: var(--radius-lg);
  font-weight: 600;
}

.student-course-thumb {
  width: 96px;
  height: 78px;
}

.student-course-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.student-course-mini h3,
.student-order-item h3 {
  margin: 0 0 4px;
  font-size: 18px;
  font-weight: 600;
}

.student-course-mini p,
.student-order-item p {
  margin: 0 0 10px;
  color: var(--muted);
}

.student-course-grid,
.student-certificate-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.student-course-card,
.student-certificate-card {
  overflow: hidden;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.student-course-image {
  height: 220px;
  border-radius: 0;
  font-size: 34px;
}

.student-course-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.student-course-card-body,
.student-certificate-card > div:last-child {
  padding: 24px;
}

.student-course-card h2,
.student-certificate-card h2 {
  margin: 12px 0 16px;
}

.student-meta-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.student-meta-list div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.student-meta-list dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
  text-align: right;
  overflow-wrap: anywhere;
}

.student-card-actions,
.student-cert-mini-list div {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 18px;
}

.student-table {
  margin: 0;
}

.student-table th {
  color: var(--muted);
  font-weight: 600;
}

.student-alert-danger {
  margin: 18px 0;
  padding: 16px;
  color: var(--red);
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.18);
  border-radius: var(--radius-md);
}

.student-alert-danger p {
  margin: 6px 0 0;
}

.payment-info-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.student-certificate-card {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
}

.certificate-qr-box {
  min-height: 220px;
  border-radius: 0;
  background: var(--primary-tint);
}

.certificate-qr-box img {
  width: min(138px, 82%);
  aspect-ratio: 1;
  object-fit: contain;
}

.certificate-qr-box span {
  display: grid;
  width: 118px;
  height: 118px;
  place-items: center;
  color: var(--white);
  background: var(--primary);
  border-radius: 24px;
}

.student-course-detail-hero {
  padding: 76px 0;
  background:
    radial-gradient(circle at 86% 18%, rgba(57, 181, 74, 0.20), transparent 30%),
    linear-gradient(135deg, #ffffff, #f2fbf5);
}

.student-course-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.56fr);
  gap: 34px;
  align-items: center;
}

.student-course-detail-media {
  display: grid;
  overflow: hidden;
  min-height: 300px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  font-size: 52px;
  font-weight: 600;
}

.student-course-detail-media img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
}

.class-video-section {
  margin-bottom: 24px;
}

.class-video-list,
.class-video-player-list {
  display: grid;
  gap: 16px;
}

.class-video-card,
.class-video-player-card {
  display: grid;
  gap: 18px;
  padding: 18px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.class-video-card {
  grid-template-columns: 110px minmax(0, 1fr) auto;
  align-items: start;
}

.class-video-player-card {
  grid-template-columns: minmax(280px, 0.52fr) minmax(0, 1fr);
}

.class-video-number,
.class-video-date {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: max-content;
  max-width: 100%;
  padding: 7px 11px;
  color: var(--primary);
  background: var(--white);
  border: 1px solid rgba(22, 138, 58, 0.18);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
}

.class-video-title-row,
.class-video-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.class-video-title-row {
  justify-content: space-between;
  margin-bottom: 8px;
}

.class-video-copy h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.35;
  font-weight: 600;
}

.class-video-copy p,
.class-video-meta {
  color: var(--muted);
}

.class-video-copy p {
  margin: 8px 0 0;
}

.class-video-notes {
  margin-top: 12px;
  padding: 14px;
  color: var(--ink);
  white-space: pre-line;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.class-video-notes strong {
  display: block;
  margin-bottom: 6px;
  color: var(--primary);
}

.class-video-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}

.class-video-actions form {
  margin: 0;
}

.class-video-frame {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #0F172A;
  border-radius: var(--radius-md);
}

.class-video-frame iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.class-video-publish-check {
  margin-top: 16px;
}

.student-profile-card {
  text-align: center;
}

.profile-avatar {
  display: grid;
  overflow: hidden;
  width: 136px;
  height: 136px;
  margin: 0 auto 18px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border: 6px solid var(--white);
  border-radius: 36px;
  box-shadow: var(--shadow-blue);
  font-size: 42px;
  font-weight: 600;
}

.profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-body {
  background: var(--primary-tint);
}

.admin-layout {
  display: grid;
  min-height: 100vh;
  grid-template-columns: 292px minmax(0, 1fr);
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: 22px;
  color: var(--white);
  background: #06170C;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  color: var(--white);
  font-weight: 600;
}

.admin-brand:hover {
  color: var(--white);
}

.admin-brand span {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 15px;
}

.admin-menu {
  display: grid;
  gap: 6px;
}

.admin-menu a {
  display: flex;
  align-items: center;
  padding: 11px 13px;
  color: rgba(255, 255, 255, 0.82);
  border-radius: 14px;
  font-weight: 500;
  transition: color 0.2s ease, background-color 0.2s ease, transform 0.2s ease;
}

.admin-menu a:hover,
.admin-menu a.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.10);
}

.admin-menu a.active {
  background: linear-gradient(135deg, rgba(22, 138, 58, 0.95), rgba(57, 181, 74, 0.88));
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.18);
  transform: translateX(2px);
}

.admin-main {
  min-width: 0;
}

.admin-topbar {
  position: sticky;
  top: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 76px;
  padding: 14px 28px;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.admin-topbar span,
.admin-topbar strong {
  display: block;
}

.admin-topbar span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}

.admin-top-actions,
.admin-actions-row,
.admin-form-actions,
.admin-actions-cell,
.admin-role-row,
.admin-inline-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.admin-menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.admin-content {
  width: min(1280px, calc(100% - 42px));
  margin: 0 auto;
  padding: 30px 0 70px;
}

.admin-page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
  padding: 28px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.admin-page-head h1 {
  margin: 8px 0 8px;
  font-size: 34px;
  font-weight: 600;
}

.admin-page-head p {
  margin: 0;
  color: var(--muted);
}

.admin-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.admin-stat-card,
.admin-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.admin-stat-card {
  display: grid;
  gap: 8px;
  padding: 24px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.admin-stat-card:hover,
.admin-card:hover {
  border-color: rgba(22, 138, 58, 0.25);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.admin-stat-card span {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  border-radius: 15px;
  font-weight: 600;
}

.admin-stat-card small {
  color: var(--muted);
  font-weight: 600;
}

.admin-stat-card strong {
  color: var(--primary);
  font-size: 30px;
  font-weight: 600;
}

.admin-two-grid,
.admin-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}

.admin-card {
  padding: 26px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.settings-section-card {
  display: grid;
  gap: 18px;
}

.compact-head {
  margin-top: 8px;
  margin-bottom: 0;
  padding-top: 4px;
  border-top: 1px solid var(--line);
}

.stats-settings-grid {
  grid-template-columns: minmax(130px, 0.7fr) minmax(82px, 0.35fr) minmax(180px, 1fr);
}

.sticky-save-actions {
  position: sticky;
  bottom: 18px;
  z-index: 70;
  justify-content: flex-end;
  margin-top: 22px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(12px);
}

.admin-card h2,
.admin-card-head h2 {
  margin: 0 0 16px;
  font-size: 23px;
  font-weight: 600;
}

.admin-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.admin-list {
  display: grid;
  gap: 12px;
}

.admin-list-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  color: var(--ink);
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.admin-list-row strong,
.admin-list-row small {
  display: block;
}

.admin-list-row small,
.admin-table small {
  color: var(--muted);
  font-weight: 500;
}

.admin-list-row em {
  color: var(--primary);
  font-style: normal;
  font-weight: 600;
}

.admin-empty {
  padding: 22px;
  color: var(--muted);
  text-align: center;
  background: var(--primary-tint);
  border: 1px dashed rgba(22, 138, 58, 0.24);
  border-radius: var(--radius-md);
}

.admin-filter-bar {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr)) auto;
  gap: 12px;
  align-items: end;
  margin-bottom: 18px;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.admin-table {
  margin: 0;
}

.admin-table th {
  color: var(--muted);
  font-weight: 600;
}

.admin-table td strong,
.admin-table td small {
  display: block;
}

.admin-actions-cell {
  justify-content: flex-end;
}

.admin-actions-cell form {
  display: inline-flex;
}

.admin-form {
  display: grid;
  gap: 18px;
}

.admin-check {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 14px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  font-weight: 600;
}

.admin-check input {
  width: 18px;
  height: 18px;
}

.admin-detail-list {
  display: grid;
  gap: 11px;
  margin: 0;
}

.admin-detail-list div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 11px;
  border-bottom: 1px solid var(--line);
}

.admin-detail-list dt {
  color: var(--muted);
  font-weight: 500;
}

.admin-detail-list dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
  overflow-wrap: anywhere;
}

.admin-detail-image {
  width: 100%;
  max-height: 320px;
  margin-bottom: 18px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.admin-qr {
  width: 180px;
  height: 180px;
  margin-bottom: 18px;
  object-fit: contain;
  background: var(--primary-tint);
  border-radius: var(--radius-lg);
}

.certificate-admin-filter {
  grid-template-columns: minmax(180px, 1.4fr) repeat(5, minmax(130px, 1fr)) auto;
}

.certificate-admin-detail {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.48fr);
  align-items: start;
}

.certificate-admin-status {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding: 14px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.certificate-admin-status strong {
  color: var(--ink);
  font-weight: 600;
}

.admin-certificate-qr {
  display: grid;
  min-height: 260px;
  place-items: center;
  margin-bottom: 18px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.admin-certificate-qr img {
  width: min(180px, 82%);
  aspect-ratio: 1;
  object-fit: contain;
}

.admin-certificate-qr span {
  display: grid;
  width: 138px;
  height: 138px;
  place-items: center;
  color: var(--white);
  background: var(--primary);
  border-radius: 28px;
  font-weight: 600;
}

.certificate-url-box {
  overflow-wrap: anywhere;
}

.certificate-url-box strong,
.certificate-url-box a {
  display: block;
}

.danger-link {
  color: var(--red);
  border-color: rgba(220, 38, 38, 0.25);
}

.danger-link:hover {
  color: var(--white);
  background: var(--red);
  border-color: var(--red);
}

.role-badge {
  display: inline-flex;
  padding: 5px 10px;
  color: var(--primary);
  background: var(--primary-soft);
  border-radius: 999px;
  font-weight: 600;
}

.admin-alert {
  width: min(1280px, calc(100% - 42px));
  margin: 18px auto 0;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}

.admin-alert.success,
.admin-alert.info {
  color: var(--primary-dark);
  background: var(--primary-soft);
  border: 1px solid rgba(22, 138, 58, 0.18);
}

.admin-alert.error {
  color: var(--red);
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.18);
}

.admin-inline-form {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  margin-top: 12px;
}

.admin-reject-form {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.admin-message-body {
  margin-top: 22px;
  padding: 20px;
  white-space: pre-line;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.whatsapp-admin-preview {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.whatsapp-float-preview {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  color: var(--white);
  background: var(--green);
  border-radius: 999px;
  font-weight: 600;
}

.contact-form-shell {
  display: grid;
  grid-template-columns: minmax(260px, 0.42fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding: 32px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.contact-form-shell h2 {
  margin: 10px 0 12px;
  font-size: 32px;
  font-weight: 600;
}

.contact-form-shell p {
  color: var(--muted);
}

.contact-form {
  display: grid;
  gap: 18px;
}

.reports-filter {
  grid-template-columns: repeat(2, minmax(180px, 1fr)) auto auto;
}

.contact-admin-filter {
  grid-template-columns: minmax(240px, 1fr) auto auto auto;
}

.report-section {
  margin-bottom: 24px;
}

.report-metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.report-metric-grid div {
  padding: 16px;
  background: var(--primary-tint);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.report-metric-grid span,
.report-metric-grid strong {
  display: block;
}

.report-metric-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.report-metric-grid strong {
  color: var(--primary);
  font-size: 22px;
  font-weight: 600;
}

.compact-report-grid {
  margin-bottom: 0;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(14px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.45), 0 14px 30px rgba(16, 42, 67, 0.20);
  }
  70% {
    box-shadow: 0 0 0 18px rgba(22, 163, 74, 0), 0 14px 30px rgba(16, 42, 67, 0.20);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0), 0 14px 30px rgba(16, 42, 67, 0.20);
  }
}

@media (max-width: 1199.98px) {
  .navbar-collapse {
    padding: 18px 0;
  }

  .nav-actions {
    margin-top: 12px;
  }

  .course-filter-panel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .software-filter-panel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 991.98px) {
  .hero-grid,
  .cta-grid,
  .about-grid,
  .location-grid,
  .course-details-grid,
  .course-content-grid,
  .cart-layout,
  .checkout-layout,
  .student-dashboard-grid,
  .student-detail-grid,
  .student-profile-grid,
  .student-course-detail-grid,
  .software-hero-grid,
  .software-details-grid,
  .software-detail-content {
    grid-template-columns: 1fr;
  }

  .contact-form-shell {
    grid-template-columns: 1fr;
  }

  .cart-summary,
  .checkout-summary {
    position: static;
  }

  .hero-text h1,
  .page-hero-copy h1,
  .course-details-copy h1,
  .software-hero-copy h1,
  .software-details-copy h1 {
    font-size: 40px;
  }

  .stats-grid,
  .feature-bar,
  .public-course-grid,
  .software-grid,
  .why-grid,
  .service-grid,
  .value-grid,
  .content-grid,
  .admin-grid,
  .footer-grid,
  .student-stat-grid,
  .student-course-grid,
  .student-certificate-grid,
  .payment-info-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .student-certificate-card {
    grid-template-columns: 1fr;
  }

  .admin-layout {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 1300;
    width: min(292px, 86vw);
    transform: translateX(-102%);
    transition: transform 0.24s ease;
  }

  .admin-sidebar-open .admin-sidebar {
    transform: translateX(0);
  }

  .admin-menu-toggle {
    display: grid;
    place-items: center;
  }

  .admin-stat-grid,
  .admin-two-grid,
  .admin-detail-grid,
  .certificate-verify-hero-grid,
  .certificate-result-card,
  .certificate-admin-detail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-filter-bar,
  .certificate-admin-filter,
  .reports-filter,
  .contact-admin-filter {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .certificate-qr-box {
    min-height: 180px;
  }

  .software-inquiry-panel {
    position: static;
  }
}

@media (max-width: 767.98px) {
  .course-filter-panel,
  .software-filter-panel {
    grid-template-columns: 1fr;
  }

  .cart-item-card {
    grid-template-columns: 120px minmax(0, 1fr);
  }

  .cart-item-price {
    grid-column: 1 / -1;
    grid-template-columns: 1fr auto;
    align-items: center;
    justify-items: start;
  }

  .payment-method-grid,
  .student-info-grid,
  .success-details,
  .student-stat-grid,
  .student-course-grid,
  .student-certificate-grid,
  .payment-info-list,
  .admin-stat-grid,
  .admin-two-grid,
  .admin-detail-grid,
  .admin-filter-bar,
  .admin-inline-form,
  .software-grid,
  .report-metric-grid,
  .reports-filter,
  .contact-admin-filter,
  .certificate-verify-hero-grid,
  .certificate-result-card,
  .certificate-admin-detail,
  .certificate-admin-filter {
    grid-template-columns: 1fr;
  }

  .admin-topbar,
  .admin-page-head,
  .admin-card-head {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-content,
  .admin-alert {
    width: min(100% - 24px, 1280px);
  }

  .admin-actions-cell,
  .admin-top-actions,
  .admin-actions-row {
    justify-content: flex-start;
  }

  .sticky-save-actions {
    position: static;
    align-items: stretch;
    flex-direction: column;
  }

  .student-list-row {
    grid-template-columns: 1fr;
  }

  .class-video-card,
  .class-video-player-card {
    grid-template-columns: 1fr;
  }

  .class-video-actions {
    justify-content: flex-start;
  }

  .student-list-row em {
    width: max-content;
  }

  .filter-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .software-card-footer,
  .software-card-actions,
  .software-details-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .certificate-search-row,
  .certificate-empty-guide {
    grid-template-columns: 1fr;
  }

  .certificate-result-qr {
    min-height: 210px;
  }
}

@media (max-width: 575.98px) {
  .container {
    width: min(100% - 24px, 1180px);
  }

  .brand-mark {
    max-width: 220px;
    font-size: 15px;
  }

  .premium-hero,
  .public-page-hero,
  .course-details-hero {
    padding: 58px 0;
  }

  .hero-text h1,
  .section-title h2,
  .page-hero-copy h1,
  .course-details-copy h1,
  .software-hero-copy h1,
  .software-details-copy h1 {
    font-size: 31px;
  }

  .hero-text p,
  .page-hero-copy p,
  .course-details-copy p {
    font-size: 16px;
  }

  .section-pad {
    padding: 58px 0;
  }

  .stats-grid,
  .feature-bar,
  .public-course-grid,
  .why-grid,
  .service-grid,
  .value-grid,
  .content-grid,
  .admin-grid,
  .footer-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .auth-links {
    width: 100%;
  }

  .cart-item-card {
    grid-template-columns: 1fr;
  }

  .cart-item-media img {
    height: auto;
    aspect-ratio: 16 / 10;
  }

  .empty-cart-card,
  .order-success-card,
  .checkout-panel,
  .checkout-summary,
  .cart-summary,
  .student-panel,
  .student-table-card,
  .student-empty-card,
  .student-profile-card,
  .admin-card {
    padding: 22px;
  }

  .admin-detail-list div {
    display: grid;
    gap: 4px;
  }

  .admin-detail-list dd {
    text-align: left;
  }

  .student-hero,
  .student-course-detail-hero {
    padding: 56px 0;
  }

  .student-hero h1,
  .student-course-detail-hero h1 {
    font-size: 31px;
  }

  .student-course-mini,
  .student-order-item {
    grid-template-columns: 1fr;
  }

  .student-course-thumb {
    width: 100%;
    height: 150px;
  }

  .student-meta-list div {
    display: grid;
    gap: 3px;
  }

  .student-meta-list dd {
    text-align: left;
  }

  .flash-messages {
    right: 12px;
    top: 82px;
  }

  .auth-links .btn {
    flex: 1 1 auto;
  }

  .pager-shell {
    align-items: stretch;
    flex-direction: column;
  }

  .pager-controls {
    justify-content: center;
  }

  .whatsapp-tooltip {
    display: none;
  }
}